<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>Document</title>
		<style>
			[v-cloak] {
				display: none;
			}
		</style>
	</head>
	<body>
		<div id="app">
			<h2 v-cloak>{{title}}</h2>
		</div>

		<script src="./js/vue.js"></script>
		<script>
			setTimeout(() => {
				// 1. 创建app实例
				const app = Vue.createApp({
					data() {
						return {
							title: '你好',
						}
					},
				})

				// 2. 挂载到#app上
				app.mount('#app')
			}, 3000)
		</script>
	</body>
</html>
